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<http://schema.org/description>
"Earlier today, NASA's John Grotzinger announced in the most mealy-mouthed way possible that the Curiosity rover had made an \"earthshaking\" discovery on Mars — a discovery that will be \"one for the history books.\""
<https://gizmodo.com/what-did-curiosity-discover-on-mars-twitter-has-some-i-5962233?tag=mars-rover>